<template>
	<div class="login">
		<el-form ref="loginForm" :model="loginForm" :rules="loginRules" class="login-form">
			<h3 class="title">华生新能源管理系统</h3>
			<el-form-item prop="email">
				<el-input v-model="loginForm.email" type="text" auto-complete="off" placeholder="账号">
					<svg-icon slot="prefix" icon-class="user" class="el-input__icon input-icon" />
				</el-input>
			</el-form-item>
			<el-form-item prop="password">
				<el-input v-model="loginForm.password" type="password" auto-complete="off" placeholder="密码"
					@keyup.enter.native="handleLogin">
					<svg-icon slot="prefix" icon-class="password" class="el-input__icon input-icon" />
				</el-input>
			</el-form-item>
			<el-form-item prop="code" v-if="captchaEnabled">
				<el-input v-model="loginForm.code" auto-complete="off" placeholder="验证码" style="width: 63%"
					@keyup.enter.native="handleLogin">
					<svg-icon slot="prefix" icon-class="validCode" class="el-input__icon input-icon" />
				</el-input>
				<div class="login-code">
					<img :src="codeUrl" @click="getCode" class="login-code-img" />
				</div>
			</el-form-item>
			<el-checkbox v-model="loginForm.rememberMe" style="margin:0px 0px 25px 0px;">记住我</el-checkbox>
			<el-form-item style="width:100%;">
				<el-button :loading="loading" size="medium" type="primary" style="width:100%;"
					@click.native.prevent="handleLogin">
					<span v-if="!loading">登 录</span>
					<span v-else>登 录 中...</span>
				</el-button>
				<div style="float: right;" v-if="register">
					<router-link class="link-type" :to="'/register'">立即注册</router-link>
				</div>
			</el-form-item>
		</el-form>
		<!--  底部  -->
		<div class="el-login-footer">
			<!--<span>Copyright © 2018-2023 ruoyi.vip All Rights Reserved.</span> -->
		</div>
	</div>
</template>

<script>
	import {
		getCodeImg
	} from "@/api/login";
	import Cookies from "js-cookie";
	import {
		encrypt,
		decrypt
	} from '@/utils/jsencrypt'

	export default {
		name: "Login",
		data() {
			return {
				codeUrl: "",
				loginForm: {
					email: "admin@hs.com",
					password: "admin123",
					rememberMe: true,
					code: "",
					uuid: ""
				},
				loginRules: {
					email: [{
						required: true,
						trigger: "blur",
						message: "请输入您的邮箱"
					}],
					password: [{
						required: true,
						trigger: "blur",
						message: "请输入您的密码"
					}],
					code: [{
						required: true,
						trigger: "change",
						message: "请输入验证码"
					}]
				},
				loading: false,
				// 验证码开关
				captchaEnabled: true,
				// 注册开关
				register: true,
				redirect: undefined
			};
		},
		watch: {
			$route: {
				handler: function(route) {
					this.redirect = route.query && route.query.redirect;
				},
				immediate: true
			}
		},
		created() {
			this.getCode();
			this.getCookie();
		},
		methods: {
			getCode() {
				getCodeImg().then(res => {
					this.captchaEnabled = res.captchaEnabled === undefined ? true : res.captchaEnabled;
					if (this.captchaEnabled) {
						this.codeUrl = "data:image/gif;base64," + res.img;
						this.loginForm.uuid = res.uuid;
					}
				});
			},
			getCookie() {
				const email = Cookies.get("email");
				const password = Cookies.get("password");
				const rememberMe = Cookies.get('rememberMe')
				this.loginForm = {
					email: email === undefined ? this.loginForm.email : email,
					password: password === undefined ? this.loginForm.password : decrypt(password),
					rememberMe: rememberMe === undefined ? false : Boolean(rememberMe)
				};
			},
			handleLogin() {
				this.$store.dispatch("Login", this.loginForm).then(() => {
					if (this.loginForm.rememberMe) {
						Cookies.set("email", this.loginForm.email);
						Cookies.set("password", encrypt(this.loginForm.password));
						Cookies.set("rememberMe", this.loginForm.rememberMe);
					}
					this.$router.push({
						path: this.redirect || "/"
					}).catch(() => {});
				}).catch(() => {});
			}
		}
	};
</script>

<style rel="stylesheet/scss" lang="scss">
	.login {
		display: flex;
		justify-content: center;
		align-items: center;
		height: 100%;
		background-image: url("../assets/images/login-background.png");
		background-size: cover;
	}

	.title {
		margin: 0px auto 30px auto;
		text-align: center;
		color: #707070;
	}

	.login-form {
		border-radius: 6px;
		background: #ffffff;
		width: 400px;
		padding: 25px 25px 5px 25px;

		.el-input {
			height: 38px;

			input {
				height: 38px;
			}
		}

		.input-icon {
			height: 39px;
			width: 14px;
			margin-left: 2px;
		}
	}

	.login-tip {
		font-size: 13px;
		text-align: center;
		color: #bfbfbf;
	}

	.login-code {
		width: 33%;
		height: 38px;
		float: right;

		img {
			cursor: pointer;
			vertical-align: middle;
		}
	}

	.el-login-footer {
		height: 40px;
		line-height: 40px;
		position: fixed;
		bottom: 0;
		width: 100%;
		text-align: center;
		color: #fff;
		font-family: Arial;
		font-size: 12px;
		letter-spacing: 1px;
	}

	.login-code-img {
		height: 38px;
	}
</style>